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2019 BMW 420 Gran Coupé • Compare 12 used cars with valuation

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Used BMW 420 M Sport 184 HP (135 kW) 2020 Blue Coupe
2020
(2020) BMW 420 M Sport 184 HP
£15,899

Super price

You save £2,401
NP19 4YR Newport, Gwent

170 g CO2/km comb. - 184 HP (135 kW) - 7.4 Mpg

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2021
(2021) BMW 420 M Sport 184 HP
£18,630

Good price

You save £2,070
E65LU

169 g CO2/km comb. - 184 HP (135 kW) - 7.3 Mpg

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2019 Black Coupe
2019
(2019) BMW 420 M Sport 190 HP
£17,244

Fair price

Estimated price £16,535
WC1E 7DP Greater London, London

160 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2020 Coupe
2020
(2020) BMW 420 M Sport 184 HP
£15,599

Fair price

You save £501
CW7 Cheshire West And Chester, Cheshire

170 g CO2/km comb. - 184 HP (135 kW) - 7.3 Mpg

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Super price

Good price

Fair price

A bit pricey

Expensive

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Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2019 Grey Coupe
2019
(2019) BMW 420 M Sport 190 HP
£16,960

Fair price

You save £540
RM13 8RH Greater London, London

149 g CO2/km comb. - 190 HP (139 kW) - 5.7 Mpg

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2021 Coupe
2021
(2021) BMW 420 M Sport 184 HP
£15,299

Super price

You save £3,801
CW7 Cheshire West And Chester, Cheshire

170 g CO2/km comb. - 184 HP (135 kW) - 7.4 Mpg

Carwow

Used BMW 420 Sport Line 190 HP (139 kW) 2019 Black Coupe
2019
(2019) BMW 420 Sport Line 190 HP
£15,990

Fair price

You save £1,110
NE8 3HL Tyne And Wear, Tyne And Wear

156 g CO2/km comb. - 190 HP (139 kW) - 5.8 Mpg

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2020 Cabriolet
2020
(2020) BMW 420 M Sport 190 HP
£16,799

Super price

You save £2,401
CW7 Cheshire West And Chester, Cheshire

156 g CO2/km comb. - 190 HP (139 kW) - 5.9 Mpg

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Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2020 Coupe
2020
(2020) BMW 420 M Sport 190 HP
£17,149

Good price

You save £2,051
DH3 2BQ Birtley, Durham

149 g CO2/km comb. - 190 HP (139 kW) - 5.7 Mpg

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2020 Coupe
2020
(2020) BMW 420 M Sport 190 HP
£15,995

Super price

You save £2,805
LE10 3DJ Leicestershire, Leicestershire

160 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2020 Coupe
2020
(2020) BMW 420 M Sport 184 HP
£16,799

Fair price

You save £901
CW7 Cheshire West And Chester, Cheshire

179 g CO2/km comb. - 184 HP (135 kW) - 7.8 Mpg

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2021 White Coupe
2021
(2021) BMW 420 M Sport 190 HP
£20,698

Fair price

Estimated price £19,720
RM13 8RH Greater London, London

131 g CO2/km comb. - 190 HP (139 kW) - 5.0 Mpg

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Used Mercedes C250 AMG Line Premium 204 HP (150 kW) 2018 Silver Sedan
2018
(2018) Mercedes C250 AMG Line Premium 204 HP
£17,770

Fair price

You save £330
RM13 8RH Greater London, London

127 g CO2/km comb. - 204 HP (150 kW) - 4.8 Mpg

Carwow

Used Audi A5 150 HP (110 kW) 2021 Coupe
2021
(2021) Audi A5 150 HP
£21,490

Fair price

Estimated price £20,489
BD214DH

153 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow

Used Audi A5 S-Line 150 HP (110 kW) 2019 Grey Coupe
2019
(2019) Audi A5 S-Line 150 HP
£16,197

Fair price

You save £603
LN5 8NU Lincolnshire, Lincolnshire

160 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

Carwow

Used Mercedes C250 AMG Line Premium Plus 204 HP (150 kW) 2018 Silver Coupe
2018
(2018) Mercedes C250 AMG Line Premium Plus 204 HP
£16,850

Fair price

You save £250
N11 1GN Greater London, London

127 g CO2/km comb. - 204 HP (150 kW) - 4.8 Mpg

Showing 1 - 14 of 14 results

How much does a used BMW 420 Gran Coupé cost? Prices, ratings and depreciation by model year

How much does a used BMW 420 Gran Coupé cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2026 BMW 420 Gran Coupé

£38,927 - £47,995£42,9393,500 miles-28

2025 BMW 420 Gran Coupé

£34,605 - £39,799£36,9287,500 miles-£5,24068

2024 BMW 420 Gran Coupé

£31,123 - £35,181£32,97913,900 miles-£2,96011

2023 BMW 420 Gran Coupé

£26,165 - £33,986£30,08625,200 miles-£2,42044

2022 BMW 420 Gran Coupé

£25,875 - £30,497£27,89427,000 miles-£88031

2021 BMW 420 Gran Coupé

£19,949 - £30,097£25,63340,000 miles-< 10

2020 BMW 420 Gran Coupé

£14,517 - £21,280£18,11455,700 miles-£780< 10

2019 BMW 420 Gran Coupé

£13,308 - £21,277£17,51062,900 miles-£1,24012

2018 BMW 420 Gran Coupé

£11,159 - £18,337£15,68157,600 miles+£1,54015

2017 BMW 420 Gran Coupé

£9,444 - £15,522£13,10888,000 miles-£22010

2016 BMW 420 Gran Coupé

£6,585 - £15,174£11,85381,300 miles+£800< 10

2015 BMW 420 Gran Coupé

£6,997 - £14,816£10,87786,900 miles-< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 3 July 2026

Comparison of BMW 420 Gran Coupé variants and prices

Below you can compare prices and depreciation for the 2 most popular BMW 420 Gran Coupé variants. The table is updated daily with data from the market in United Kingdom.

Comparison of BMW 420 Gran Coupé variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

BMW 420 Gran Coupé M Sport

£13,474 - £43,488£29,98017,400 miles-£1,020246
💰 The budget choice

BMW 420 Gran Coupé Sport Line

£10,506 - £15,186£12,73081,300 miles-< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 3 July 2026

Which variant should you choose?

💰 The budget choice

The Sport Line is the cheapest entry point with an average price of £12,730.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most M Sport for sale right now (246), which gives you the most options to choose from.

📈 The best value

The M Sport has held its price stable with minimal loss in value over the past year (-£1,020).

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Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See BMW 420 Gran Coupé